Home / 211,993.48-292,537.23-121,350.16

Finding the Fourth Proportional to 211,993.48, 292,537.23 and 121,350.16

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Solution

The fourth proportional to 211,993.48, 292,537.23 and 121,350.16 is: 167,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,993.48 : 292,537.23 = 121,350.16 : x
  2. Step 2: Convert to fraction form
    211,993.48/292,537.23 = 121,350.16/x
  3. Step 3: Cross multiply
    211,993.48x = 292,537.23 × 121,350.16
  4. Step 4: Simplify right side
    211,993.48x = 35,499,439,666.46
  5. Step 5: Solve for x
    x = 35,499,439,666.46/211,993.48
  6. Step 6: Final answer
    x = 167,455.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.